1 /**
2 * Copyright (c) 2024-2025 Huawei Device Co., Ltd.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16 #include "variable.h"
17
18 #include "checker/types/type.h"
19 #include "varbinder/scope.h"
20
21 #include <utility>
22
23 namespace ark::es2panda::varbinder {
24
LocalVariable(Decl * decl,VariableFlags flags)25 LocalVariable::LocalVariable(Decl *decl, VariableFlags flags) : Variable(decl, flags)
26 {
27 if (decl->IsConstDecl() || decl->IsReadonlyDecl()) {
28 flags_ |= VariableFlags::READONLY;
29 }
30 }
31
LocalVariable(VariableFlags flags)32 LocalVariable::LocalVariable(VariableFlags flags) : Variable(flags) {}
33
Name() const34 const util::StringView &Variable::Name() const
35 {
36 return decl_->Name();
37 }
38
Copy(ArenaAllocator * allocator,Decl * decl) const39 LocalVariable *LocalVariable::Copy(ArenaAllocator *allocator, Decl *decl) const
40 {
41 auto *var = allocator->New<LocalVariable>(decl, flags_);
42 ES2PANDA_ASSERT(var != nullptr);
43 var->vreg_ = vreg_;
44 return var;
45 }
46
SetLexical(Scope * scope)47 void LocalVariable::SetLexical(Scope *scope)
48 {
49 if (LexicalBound()) {
50 return;
51 }
52
53 VariableScope *varScope = scope->EnclosingVariableScope();
54 ES2PANDA_ASSERT(varScope != nullptr);
55 BindLexEnvSlot(varScope->NextSlot());
56 }
57
SetLexical(Scope * scope)58 void GlobalVariable::SetLexical([[maybe_unused]] Scope *scope) {}
SetLexical(Scope * scope)59 void ModuleVariable::SetLexical([[maybe_unused]] Scope *scope) {}
SetLexical(Scope * scope)60 void EnumVariable::SetLexical([[maybe_unused]] Scope *scope) {}
61
ResetDecl(Decl * decl)62 void EnumVariable::ResetDecl(Decl *decl)
63 {
64 decl_ = decl;
65 }
66 } // namespace ark::es2panda::varbinder
67